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Inventor

Ralf Koehnen

Inventor
Cheshire, GB

Overview

6→
Patents
2000–2020
Patent span
Textiles
Primary field (CPC D)

Patents· 6 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B60Rprimary
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for20%
D03DWoven fabrics20%
Y10TTechnical subjects covered by former us classification20%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons10%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%
D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons5%
D02GCrimping or curling fibres, filaments, threads, or yarns5%
D06CFinishing, dressing, tentering or stretching textile fabrics5%
D06NWall, floor, or like covering materials, e.g. linoleum, oilcloth, artificial leather, roofing felt, consisting of a fibrous web coated with a layer of macromolecular material5%
D10BIndexing scheme associated with sublasses of section d, relating to textiles5%
PatentTitleYear
10,583,802In or relating to air-bags20208,991,855'Fabric for use in the manufacture of an inflatable air-bag'20158,733,788'Inflatable airbag and a method for making the same'20147,316,843'Melt-spun synthetic fiber and process for producing the fiber'20086,787,227'High-tenacity yarn with profiled filaments'20046,082,413'Weft stretching and detecting apparatus for a jet weaving loom'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000Based in Cologne, DE· patent location history
2004–2008Based in Wuppertal, DE· patent location history
2014–2020Patents assigned to AUTOLIV DEV (3)· patent assignee history
2014–2020Patents assigned to KOEHNEN RALF (3)· patent assignee history
2014–2015Patents assigned to FINN HUGH (2)· patent assignee history
2014–2015Patents assigned to KISMIR ALTAY (2)· patent assignee history
2014–2015Patents assigned to STOW DAVID (2)· patent assignee history
2014–2015Based in Cheshire, GB· patent location history
2020Based in Congleston, GB· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AUTOLIV DEV32014–2020
KOEHNEN RALFself32014–2020
FINN HUGH22014–2015
KISMIR ALTAY22014–2015
STOW DAVID22014–2015
Locations
LocationPatentsSpan
Cheshire, GB22014–2015
Wuppertal, DE22004–2008
Congleston, GB12020
Cologne, DE12000